6.1. :
- - " " (. 6.1);
- " " (. 6.2).
.6.1 | .6.2 |
- . - .
, , , , , - - " ".
, , .
.
, .
- - " ; , , ".
6.4. :
" " -
- ;
- - (. 6.4) ;
.6.4 |
" " -
- ;
- - (. 6.5) ;
.6.5 |
"" -
- ;
- - (. 6.6) ;
.6.6 |
"!" -
;
(. 6.7) .
.6.7 |
.
6.5. ( ), .
( ) , - .
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